ladybird/Userland/Libraries/LibWeb/HTML/HTMLAreaElement.cpp

83 lines
2.2 KiB
C++

/*
* Copyright (c) 2020, the SerenityOS developers.
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#include <LibWeb/ARIA/Roles.h>
#include <LibWeb/Bindings/HTMLAreaElementPrototype.h>
#include <LibWeb/DOM/DOMTokenList.h>
#include <LibWeb/HTML/HTMLAreaElement.h>
#include <LibWeb/HTML/Window.h>
namespace Web::HTML {
JS_DEFINE_ALLOCATOR(HTMLAreaElement);
HTMLAreaElement::HTMLAreaElement(DOM::Document& document, DOM::QualifiedName qualified_name)
: HTMLElement(document, move(qualified_name))
{
}
HTMLAreaElement::~HTMLAreaElement() = default;
void HTMLAreaElement::initialize(JS::Realm& realm)
{
Base::initialize(realm);
WEB_SET_PROTOTYPE_FOR_INTERFACE(HTMLAreaElement);
}
void HTMLAreaElement::visit_edges(Cell::Visitor& visitor)
{
Base::visit_edges(visitor);
visitor.visit(m_rel_list);
}
void HTMLAreaElement::attribute_changed(FlyString const& name, Optional<String> const& value)
{
HTMLElement::attribute_changed(name, value);
if (name == HTML::AttributeNames::href) {
set_the_url();
} else if (name == HTML::AttributeNames::rel) {
if (m_rel_list)
m_rel_list->associated_attribute_changed(value.value_or(String {}));
}
}
// https://html.spec.whatwg.org/multipage/image-maps.html#dom-area-rellist
JS::NonnullGCPtr<DOM::DOMTokenList> HTMLAreaElement::rel_list()
{
// The IDL attribute relList must reflect the rel content attribute.
if (!m_rel_list)
m_rel_list = DOM::DOMTokenList::create(*this, HTML::AttributeNames::rel);
return *m_rel_list;
}
Optional<String> HTMLAreaElement::hyperlink_element_utils_href() const
{
return attribute(HTML::AttributeNames::href);
}
WebIDL::ExceptionOr<void> HTMLAreaElement::set_hyperlink_element_utils_href(String href)
{
return set_attribute(HTML::AttributeNames::href, move(href));
}
// https://html.spec.whatwg.org/multipage/interaction.html#dom-tabindex
i32 HTMLAreaElement::default_tab_index_value() const
{
// See the base function for the spec comments.
return 0;
}
Optional<ARIA::Role> HTMLAreaElement::default_role() const
{
// https://www.w3.org/TR/html-aria/#el-area-no-href
if (!href().is_empty())
return ARIA::Role::link;
// https://www.w3.org/TR/html-aria/#el-area
return ARIA::Role::generic;
}
}